Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	Grb10
Human P-Site:	S503
P-Site Sequence:	GRISREESHRIIKQQ
UniProt:	Q13322
Intern. Prot. ID:	IPI00218909

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	Grb10	Q13322	S503	GRISREESHRIIKQQ	100 / 9 AA	67
Phosphosite 1:	GRB7	Q14451	S441	GRISREESQRLIGQQ	77 / 9 AA	60
Phosphosite 2:	DDX51	Q8N8A6	S517	FTNSRENSHRLFLLV	66 / 9 AA	72
Phosphosite 3:	C18orf20	Q7Z4B0	S100	PEGSKEESHMVVKEK	55 / 9 AA	13
Phosphosite 4:	Death domain-containing protein 1	Q6ZMT9	T234	INGNREETHGIIQTT	66 / 9 AA	102
Phosphosite 5:	POR	P16435	S600	VAFSREQSHKVYVQH	62 / 8 AA	77
Phosphosite 6:	Putative uncharacterized protein UNQ6494/PRO21346	Q6UXR6	S178	PEHSREESHPLSG__	75 / 8 AA	20
Phosphosite 7:	Syk	P43405	S178	GKISREESEQIVLIG	66 / 9 AA	72
Phosphosite 8:	C9orf164	Q92854	S833	VPTDREDSQRIDDLS	71 / 7 AA	14
Phosphosite 9:	TNR	Q92752	S942	SVRGREESERICTLV	75 / 8 AA	150
Phosphosite 10:	EPSTI1	Q96J88	S141	QKLKREESVRIKKEA	85 / 7 AA	37
Phosphosite 11:	DNM2	P50570	T456	YPRLREETERIVTTY	62 / 8 AA	98
Phosphosite 12:	LSG1	Q9H089	S97	GLLSFEESQRIKKLH	75 / 8 AA	75
Phosphosite 13:	POLE	Q07864	Y683	MPASRSEYHRIQHQL	75 / 8 AA	262
Phosphosite 14:	PLEC1	Q15149	S4195	GIIDPEESHRLPVEV	71 / 7 AA	532
Phosphosite 15:	ZNF608	Q9ULD9	S291	KEEEEEESHRRIKKL	85 / 7 AA	162
Phosphosite 16:	ZNF619	Q8N2I2	S105	NISKESESHRLIVEG	83 / 6 AA	63
Phosphosite 17:	AP4M1	O00189	S266	VNLDEFESHRILRLQ	83 / 6 AA	50
Phosphosite 18:	RBMX2	Q9Y388	S299	RSRSRDKSHRHKRAR	71 / 7 AA	37
Phosphosite 19:	CACNA1D	Q01668	S1310	TPGNSEESNRISITF	83 / 6 AA	245
Phosphosite 20:	Uncharacterized protein FLJ46757	Q6ZR03	S41	TLQSWEESHAPSRDP	83 / 6 AA	31